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2026-08-24 - 17:33
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Aug 24, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
276052121112,6sleep30-21swapper/307:09:153
275042114104,7sleep10-21swapper/107:07:571
273562114104,7sleep20-21swapper/207:06:012
275252110100,7sleep00-21swapper/007:08:110
192112940,0sleep20-21swapper/210:25:182
66812690,0sleep00-21swapper/010:46:430
38052670,0sleep10-21swapper/107:15:131
51072640,0sleep20-21swapper/210:32:312
65982620,0sleep30-21swapper/311:00:203
116192620,0sleep10-21swapper/107:50:131
164272550,1sleep316432-21kthreadcore12:00:203
1893224945,3sleep30-21swapper/308:52:083
2017924744,2sleep30-21swapper/307:26:573
1201024542,2sleep30-21swapper/308:19:123
488424036,3sleep30-21swapper/307:41:393
2734223936,2sleep30-21swapper/308:00:573
2200023835,2sleep30-21swapper/307:59:453
1471123431,2sleep30-21swapper/307:24:323
198923229,2sleep30-21swapper/308:36:373
1508223125,3sleep30-21swapper/311:19:073
1160623024,3sleep30-21swapper/309:54:443
3024122926,2sleep30-21swapper/309:02:523
2784199291,26cyclictest0-21swapper/210:50:102
1331522925,2sleep30-21swapper/308:47:143
2783499280,13cyclictest0-21swapper/008:05:120
1022522822,3sleep30-21swapper/311:58:373
2784199270,26cyclictest0-21swapper/210:40:342
2784199270,26cyclictest0-21swapper/210:20:092
2784199270,26cyclictest0-21swapper/208:48:562
2783499270,26cyclictest0-21swapper/008:39:150
1605122723,3sleep30-21swapper/307:50:403
623022617,2sleep30-21swapper/308:12:023
344922622,3sleep30-21swapper/309:08:053
2784199260,25cyclictest0-21swapper/211:19:502
2784199260,25cyclictest0-21swapper/207:59:082
2783799260,25cyclictest0-21swapper/110:37:581
2783499260,25cyclictest0-21swapper/011:33:080
2783499260,25cyclictest0-21swapper/009:31:110
2335222621,3sleep30-21swapper/308:29:453
1766122621,3sleep30-21swapper/308:23:593
79922522,2sleep30-21swapper/307:13:033
2894022521,3sleep30-21swapper/308:33:573
2784199250,24cyclictest0-21swapper/211:50:372
2784199250,18cyclictest0-21swapper/209:40:012
27837992521,3cyclictest0-21swapper/108:34:321
27834992517,7cyclictest0-21swapper/010:06:550
2784199240,3cyclictest0-21swapper/209:47:122
2784199240,23cyclictest0-21swapper/211:05:462
2784199240,23cyclictest0-21swapper/211:05:452
27837992421,2cyclictest0-21swapper/112:34:281
27837992415,8cyclictest0-21swapper/111:43:331
2783799241,4cyclictest0-21swapper/109:34:051
2783799241,22cyclictest0-21swapper/111:57:531
2783799241,22cyclictest0-21swapper/111:24:131
2783499247,11cyclictest0-21swapper/010:41:080
2783499240,23cyclictest0-21swapper/012:37:520
2783499240,23cyclictest0-21swapper/012:29:140
2783499240,23cyclictest0-21swapper/012:01:060
2783499240,23cyclictest0-21swapper/011:49:130
2783499240,23cyclictest0-21swapper/011:22:150
2783499240,23cyclictest0-21swapper/010:12:490
2783499240,18cyclictest0-21swapper/009:45:470
857322319,3sleep30-21swapper/307:17:203
2784199232,20cyclictest0-21swapper/210:49:212
2784199232,20cyclictest0-21swapper/209:36:252
27841992316,6cyclictest0-21swapper/211:13:572
27841992315,7cyclictest0-21swapper/210:14:092
2784199231,21cyclictest0-21swapper/212:15:152
2784199231,21cyclictest0-21swapper/211:24:192
2784199231,21cyclictest0-21swapper/208:12:172
2784199231,20cyclictest0-21swapper/212:36:092
2784199230,22cyclictest0-21swapper/212:22:102
2784199230,22cyclictest0-21swapper/211:29:422
2784199230,22cyclictest0-21swapper/209:17:542
2784199230,22cyclictest0-21swapper/208:38:182
2784199230,17cyclictest0-21swapper/211:47:022
2784199230,17cyclictest0-21swapper/209:32:562
2783799231,4cyclictest0-21swapper/109:47:511
27837992314,8cyclictest0-21swapper/109:41:551
27837992314,8cyclictest0-21swapper/109:29:521
2783799231,21cyclictest0-21swapper/111:32:201
2783799231,21cyclictest0-21swapper/110:44:191
2783799231,21cyclictest0-21swapper/108:19:351
2783799230,22cyclictest0-21swapper/112:21:421
2783799230,22cyclictest0-21swapper/109:37:421
2783799230,22cyclictest0-21swapper/109:19:451
2783799230,22cyclictest0-21swapper/108:41:231
2783799230,22cyclictest0-21swapper/107:49:581
2783799230,22cyclictest0-21swapper/107:39:501
2783799230,21cyclictest0-21swapper/110:00:061
27834992318,4cyclictest755-21snmpd10:51:520
27834992314,8cyclictest0-21swapper/012:34:180
27834992314,8cyclictest0-21swapper/011:01:560
2783499230,22cyclictest0-21swapper/011:42:060
2783499230,22cyclictest0-21swapper/011:36:540
2783499230,22cyclictest0-21swapper/011:28:310
2783499230,22cyclictest0-21swapper/011:13:540
2783499230,22cyclictest0-21swapper/010:56:010
2783499230,22cyclictest0-21swapper/010:30:230
2783499230,22cyclictest0-21swapper/010:28:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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